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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 6: 1.nếu 1313/1717=a/b(20>b>0) b-a= 2.nếu a/b=12/15(10>b>0) a+b=

Toán Lớp 6: 1.nếu 1313/1717=a/b(20>b>0) b-a=
2.nếu a/b=12/15(10>b>0) a+b=

Comments ( 1 )

  1. 1.nếu 1313/1717=a/b(20>b>0) b-a= 2.nếu a/b=12/15(10>b>0) a+b=

    xin hay nhất ạ

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222-9+11+12:2*14+14 = ? ( )